From 3b67e467b26d54111da36c7af62fbfdbf611ebe3 Mon Sep 17 00:00:00 2001
From: Amanieu d'Antras <amanieu@gmail.com>
Date: Fri, 19 Feb 2016 17:40:36 +0000
Subject: [PATCH] Add tests for read_volatile and write_volatile

---
 src/test/run-make/volatile-intrinsics/main.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/test/run-make/volatile-intrinsics/main.rs b/src/test/run-make/volatile-intrinsics/main.rs
index 6c6afdc13030c..4d0d7672101c3 100644
--- a/src/test/run-make/volatile-intrinsics/main.rs
+++ b/src/test/run-make/volatile-intrinsics/main.rs
@@ -8,9 +8,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(core_intrinsics)]
+#![feature(core_intrinsics, volatile)]
 
 use std::intrinsics::{volatile_load, volatile_store};
+use std::ptr::{read_volatile, write_volatile};
 
 pub fn main() {
     unsafe {
@@ -18,4 +19,9 @@ pub fn main() {
         volatile_store(&mut i, 2);
         assert_eq!(volatile_load(&i), 2);
     }
+    unsafe {
+        let mut i : isize = 1;
+        write_volatile(&mut i, 2);
+        assert_eq!(read_volatile(&i), 2);
+    }
 }